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r.Lumen.RadianceCache.HardwareRayTracing.TemporaryBufferAllocationDownsampleFactor

Var

Unreal Engine Var console variable.

rLumenRadianceCacheHardwareRayTracingTemporaryBufferAllocationDownsampleFactor

Description

Downsample factor on the temporary buffer used by Hardware Ray Tracing Radiance Cache. Higher downsample factors save more transient allocator memory, but may cause overflow and artifacts.

Usage

r.Lumen.RadianceCache.HardwareRayTracing.TemporaryBufferAllocationDownsampleFactor [value]

Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.

Related Variables

r.Lumen.AllowHWRTForAllViewsIfAnyViewHasLumenGIVarr.Lumen.AsyncComputeVarr.Lumen.CachedLightingPreExposureVarr.Lumen.DiffuseIndirect.AllowVarr.Lumen.DiffuseIndirect.AsyncComputeVar
All Console Variables